Washington (State). Office of Program Planning and Fiscal Management. (1971). Washington's tax structure and trends.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWashington (State). Office of Program Planning and Fiscal Management. Washington's Tax Structure and Trends. Olympia, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWashington (State). Office of Program Planning and Fiscal Management. Washington's Tax Structure and Trends. 1971.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.